The inhalers people depend on to breathe are also warming the planet, producing annual emissions equivalent to more than half a million cars in the United States alone, researchers said recently in a major new study.
Using a national drug database, researchers at the University of California, Los Angeles and Harvard analyzed global warming pollution from three types of inhalers used to treat asthma and chronic obstructive pulmonary disease (COPD) between 2014 and 2024.
